Zero Tech Optics Thrive HD 1x 21mm Multi Reticle Red Micro Reflex Sight, Black - THDMM21

The Thrive HD is a 1x magnification micro reflex sight with a 21mm x 15mm objective lens and multi-reticle red dot system designed for rapid target acquisition. Features shake awake technology, 10 brightness settings, and is fully waterproof, shockproof, and fogproof with a CR2032 battery providing up to 50,000 hours of runtime. Mounts on RMSc footprint systems and offers multi-coated optics for superior light transmission.